National Stock Number
1005-01-185-5056
National Stock Number (NSN) 1005-01-185-5056, or NIIN 011855056, (barrel assembly cyl) was assigned July 30, 1984 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 01, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1005011855056 does not contain precious metals.
This NSN is associated to Schedule B 9305996600: part and accessories of articles of headings 9301 to 9304, nesoi. The Schedule B End Use is listed as toys, games, and sporting goods. NAICS classification category 332994: small arms, ordnance, and ordnance accessories manufacturing.
This information was last updated on May 01, 2025.